All American 69 vent pipe for regulator. - VENT PIPE - The All American 1930 vent pipe is the primary pressure relief valve and is attached to the cover. - AUTOMATIC PRESSURE CONTROL - Combined with the pressure regulator weight, the vent pipe makes up the All American 1930 Automatic Pressure Control. The vent pipe attaches to the cover and the pressure regulator weight sits on top of the vent pipe. - FOR YOUR PRESSURE COOKER + CANNER - This vent pipe fits all All American 1930 pressure cookers/canners. - SAFE HOME CANNING - All American 1930 Pressure Cookers/Canners offer an easy solution for home canning. The USDA recommends pressure canning as the only safe way to can meat, vegetables & fruits. - FROM OUR FAMILY, TO YOURS - All American 1930 is a family-owned company focused on quality manufacturing above all else. We take pride in casting high-quality products that families can cherish for generations to come.